package com.ww.springboot.boot.源码学习.hashmap;

import java.util.HashMap;

/**
 * 描述：
 *
 * @author 🧑 ‍wanwei
 * @since 2023-01-31 11:16
 */
public class HashMain {
    public static void main(String[] args) {
        HashMap hashMap = new HashMap();
        hashMap.put(1,1);

        System.out.println(hashMap.toString());
    }
}
